Suggest an editImprove this articleRefine the answer for “How do signals affect the approach to state management?”. Your changes go to moderation before they’re published.Approval requiredContentWhat you’re changing🇺🇸EN🇺🇦UAPreviewTitle (EN)Short answer (EN)**Signals** in Angular are a new way to store and track state that makes state management simpler, more reactive, and more transparent. **Key point:** signals are a minimalist way to manage state where everything is visible and tracked automatically, without manual subscriptions.Shown above the full answer for quick recall.Answer (EN)ImageSignals (`signals`) in Angular are a **new way to store and track state** that makes state management **simpler, more reactive, and more transparent**. --- ### How this changes the approach: 1. **You no longer need to subscribe manually** - signals automatically track who is "watching" them - no need for `subscribe()`, `unsubscribe()`, or `async` 2. **State can be updated directly and declaratively** ```ts const count = signal(0); count.set(count() + 1); ``` 3. **The component updates itself when the signal changes** - Angular tracks the dependencies itself - everything works faster and cleaner --- ### What signals are good for: - local state (toggles, filters, UI flags) - state in services (`signal()` instead of `BehaviorSubject`) - linking components without RxJS --- ### Example: ```ts @Injectable({ providedIn: 'root' }) export class AuthService { user = signal<User | null>(null); login(user: User) { this.user.set(user); } logout() { this.user.set(null); } } ``` --- **Conclusion:** Signals are a **new, minimalist way to manage state**, where everything is visible, everything is tracked automatically, and nothing leaks. This is especially useful when you don't need the whole RxJS or NgRx "orchestra".For the reviewerNote to the moderator (optional)Visible only to the moderator. Helps review go faster.